Tools & Wizards About Us
carterjonas.co.uk screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

carterjonas.co.uk

Carter Jonas Estate Agents & Property Consultants

Page Load Speed

11.8 sec in total

First Response

345 ms

Resources Loaded

11.1 sec

Page Rendered

376 ms

carterjonas.co.uk screenshot

About Website

Click here to check amazing Carter Jonas content for United Kingdom. Otherwise, check out these important facts you probably never knew about carterjonas.co.uk

A UK based estate agency with a national network of offices, each providing a wide array of property related services.

Visit carterjonas.co.uk

Key Findings

We analyzed Carterjonas.co.uk page load time and found that the first response time was 345 ms and then it took 11.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

carterjonas.co.uk performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value13.1 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

carterjonas.co.uk

345 ms

www.carterjonas.co.uk

6968 ms

optimize.js

57 ms

gtm.js

75 ms

ClientSuccessStories.webp

25 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 52% of them (24 requests) were addressed to the original Carterjonas.co.uk, 13% (6 requests) were made to Images.ctfassets.net and 7% (3 requests) were made to Player.vimeo.com. The less responsive or slowest element that took the longest time to load (7 sec) belongs to the original domain Carterjonas.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 313.5 kB (34%)

Content Size

915.8 kB

After Optimization

602.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carterjonas.co.uk main page is 915.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 550.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 154.2 kB

  • Original 192.4 kB
  • After minification 188.9 kB
  • After compression 38.2 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 154.2 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 3.9 kB

  • Original 97.6 kB
  • After minification 93.7 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Carter Jonas images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 132.1 kB

  • Original 550.8 kB
  • After minification 550.7 kB
  • After compression 418.7 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 132.1 kB or 24% of the original size.

CSS Optimization

-31%

Potential reduce by 23.2 kB

  • Original 75.0 kB
  • After minification 75.0 kB
  • After compression 51.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Carterjonas.co.uk needs all CSS files to be minified and compressed as it can save up to 23.2 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (43%)

Requests Now

37

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carter Jonas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

carterjonas.co.uk

carterjonas.co.uk

345 ms

www.carterjonas.co.uk

www.carterjonas.co.uk

6968 ms

optimize.js

optimize.js

57 ms

gtm.js

gtm.js

75 ms

ClientSuccessStories.webp

ClientSuccessStories.webp

25 ms

sustainability.webp

sustainability.webp

26 ms

carter-jonas-latest-news-oct-23.png

carter-jonas-latest-news-oct-23.png

29 ms

CJ_Logo.png

CJ_Logo.png

253 ms

CJ_Christies_Linear%20reverse%20website%20cj%20only%20narrow.svg

CJ_Christies_Linear%20reverse%20website%20cj%20only%20narrow.svg

383 ms

cj-icons.svg

cj-icons.svg

363 ms

sustainability.webp

sustainability.webp

32 ms

885603515

885603515

244 ms

player.js

player.js

77 ms

VisitorIdentification.js

VisitorIdentification.js

330 ms

analytics.js

analytics.js

66 ms

vendor_202403051631.js

vendor_202403051631.js

660 ms

app_202403051631.js

app_202403051631.js

601 ms

bat.js

bat.js

67 ms

conversion.js

conversion.js

131 ms

app.js

app.js

357 ms

otm-logo.ashx

otm-logo.ashx

571 ms

affiliate-dark.ashx

affiliate-dark.ashx

1066 ms

regulated-by-rics-white.ashx

regulated-by-rics-white.ashx

1598 ms

rtpi-ctps-logo-print-navigation.ashx

rtpi-ctps-logo-print-navigation.ashx

2224 ms

otSDKStub.js

otSDKStub.js

52 ms

a86ef778-2639-48a6-a5b1-adc72bb8084a.js

a86ef778-2639-48a6-a5b1-adc72bb8084a.js

128 ms

1755202869-2956f37e8457fb70f66fa1f713ebac4eb875002cba5903e1b1481d664cead936-d

1755202869-2956f37e8457fb70f66fa1f713ebac4eb875002cba5903e1b1481d664cead936-d

51 ms

landing

landing

78 ms

ClientSuccessStories.webp

ClientSuccessStories.webp

68 ms

885603515

885603515

96 ms

megaMenu.d8ea532b777126eb3044.js

megaMenu.d8ea532b777126eb3044.js

114 ms

swiper.307ef97f938496166035.js

swiper.307ef97f938496166035.js

208 ms

45 ms

sustainability.webp

sustainability.webp

24 ms

www.carterjonas.co.uk

www.carterjonas.co.uk

2019 ms

26 ms

app_202403051632.css

app_202403051632.css

293 ms

64a1dfd12f821f94ff8a4d2e9bfd667a.woff

64a1dfd12f821f94ff8a4d2e9bfd667a.woff

105 ms

d4485126d5c8e9174bc17cd25539fe94.woff

d4485126d5c8e9174bc17cd25539fe94.woff

189 ms

77afc5f2385570a294e0180f15d2d815.woff

77afc5f2385570a294e0180f15d2d815.woff

234 ms

ca40693e515c148a0cb329362e9827b2.woff

ca40693e515c148a0cb329362e9827b2.woff

204 ms

2d4bbe7011d3896a935b52dca315c2d6.woff

2d4bbe7011d3896a935b52dca315c2d6.woff

280 ms

44871844238af846372736f08926834e.woff

44871844238af846372736f08926834e.woff

126 ms

Gotham-Medium.woff

Gotham-Medium.woff

218 ms

roundtrip.js

roundtrip.js

19 ms

E6NZJRVSGFB2VM5C32U2KG

E6NZJRVSGFB2VM5C32U2KG

13 ms

Accessibility Review

carterjonas.co.uk accessibility score

86

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

carterjonas.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

carterjonas.co.uk SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Carterjonas.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Carterjonas.co.uk main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

carterjonas.co.uk

Open Graph data is detected on the main page of Carter Jonas. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: